SG11201901980QA - Method and system for distributed acoustic sensing - Google Patents
Method and system for distributed acoustic sensingInfo
- Publication number
- SG11201901980QA SG11201901980QA SG11201901980QA SG11201901980QA SG11201901980QA SG 11201901980Q A SG11201901980Q A SG 11201901980QA SG 11201901980Q A SG11201901980Q A SG 11201901980QA SG 11201901980Q A SG11201901980Q A SG 11201901980QA SG 11201901980Q A SG11201901980Q A SG 11201901980QA
- Authority
- SG
- Singapore
- Prior art keywords
- international
- optical fibre
- fibre
- acoustic
- acoustic sensing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
- G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
- G08B13/186—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using light guides, e.g. optical fibres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/008—Transducers other than those covered by groups H04R9/00 - H04R21/00 using optical signals for detecting or generating sound
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/18—Prevention or correction of operating errors
- G08B29/20—Calibration, including self-calibrating arrangements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Alarm Systems (AREA)
- Optical Transform (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Optical Communication System (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2016903617A AU2016903617A0 (en) | 2016-09-08 | Method and system for distributed acoustic sensing | |
| PCT/AU2017/050985 WO2018045433A1 (en) | 2016-09-08 | 2017-09-08 | Method and system for distributed acoustic sensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201901980QA true SG11201901980QA (en) | 2019-04-29 |
Family
ID=61561341
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201901980QA SG11201901980QA (en) | 2016-09-08 | 2017-09-08 | Method and system for distributed acoustic sensing |
| SG10202007724SA SG10202007724SA (en) | 2016-09-08 | 2017-09-08 | Method and system for distributed acoustic sensing |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10202007724SA SG10202007724SA (en) | 2016-09-08 | 2017-09-08 | Method and system for distributed acoustic sensing |
Country Status (8)
| Country | Link |
|---|---|
| US (4) | US10650648B2 (https=) |
| EP (1) | EP3510363B1 (https=) |
| JP (2) | JP7267918B2 (https=) |
| AU (4) | AU2017325116B2 (https=) |
| CA (2) | CA3116374C (https=) |
| ES (1) | ES2970377T3 (https=) |
| SG (2) | SG11201901980QA (https=) |
| WO (1) | WO2018045433A1 (https=) |
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| AU2017246520B2 (en) | 2016-04-07 | 2022-04-07 | Bp Exploration Operating Company Limited | Detecting downhole events using acoustic frequency domain features |
| BR112018070565A2 (pt) | 2016-04-07 | 2019-02-12 | Bp Exploration Operating Company Limited | detecção de eventos de fundo de poço usando características de domínio da frequência acústicas |
| WO2018045433A1 (en) | 2016-09-08 | 2018-03-15 | Mark Andrew Englund | Method and system for distributed acoustic sensing |
| EP3608503B1 (en) | 2017-03-31 | 2022-05-04 | BP Exploration Operating Company Limited | Well and overburden monitoring using distributed acoustic sensors |
| US11874417B2 (en) | 2017-07-18 | 2024-01-16 | Fiber Sense Limited | Method and system for distributed acoustic sensing in a marine environment |
| CA3070965C (en) | 2017-07-26 | 2022-12-06 | Terra15 Pty Ltd | Distributed optical sensing systems and methods |
| BR112020003742A2 (pt) | 2017-08-23 | 2020-09-01 | Bp Exploration Operating Company Limited | detecção de localizações de ingresso de areia em fundo de poço |
| CA3078842C (en) | 2017-10-11 | 2024-01-09 | Bp Exploration Operating Company Limited | Detecting events using acoustic frequency domain features |
| JP6774451B2 (ja) * | 2018-03-06 | 2020-10-21 | 日本電信電話株式会社 | 光ファイバケーブル監視方法および光ファイバケーブル監視システム |
| EP3575758A1 (en) * | 2018-06-01 | 2019-12-04 | Frauscher Sensortechnik GmbH | Monitoring unit for monitoring a linear asset and method for monitoring a linear asset |
| US11132542B2 (en) * | 2018-06-28 | 2021-09-28 | Nec Corporation | Time-space de-noising for distributed sensors |
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| US11131578B2 (en) * | 2018-06-28 | 2021-09-28 | Nec Corporation | Two stage detection method for distributed vibration detection |
| US11476930B2 (en) * | 2018-08-30 | 2022-10-18 | Nec Corporation | Optical time domain reflectometer, method of testing optical transmission line, and test system of optical transmission line |
| US11483067B2 (en) * | 2018-08-30 | 2022-10-25 | Nec Corporation | Optical time domain reflectometer, test method of optical transmission line, and test system of optical transmission line |
| WO2020051537A2 (en) * | 2018-09-06 | 2020-03-12 | Adelos, Inc. | Optical mandrel, optical-fiber assembly including an optical mandrel, and system for detecting an acoustic signal incident on an optical-fiber assembly |
| JP6974747B2 (ja) * | 2018-09-20 | 2021-12-01 | 日本電信電話株式会社 | マンホール位置特定方法及びマンホール位置特定システム |
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| CA3119376A1 (en) | 2018-11-13 | 2020-05-22 | Fiber Sense Pty Ltd | Method and system for distributed fibre optic sensing |
| US20200174149A1 (en) | 2018-11-29 | 2020-06-04 | Bp Exploration Operating Company Limited | Event Detection Using DAS Features with Machine Learning |
| MX2021006517A (es) * | 2018-12-03 | 2021-11-04 | Nec Corp | Sistema de monitoreo de carreteras, dispositivo de monitoreo de carreteras, metodo de monitoreo de carreteras y medio no transitorio legible por computadora. |
| GB201820331D0 (en) | 2018-12-13 | 2019-01-30 | Bp Exploration Operating Co Ltd | Distributed acoustic sensing autocalibration |
| US11086200B2 (en) | 2019-03-20 | 2021-08-10 | Ticona Llc | Polymer composition for use in a camera module |
| US10931366B2 (en) * | 2019-03-26 | 2021-02-23 | Nec Corporation | Distributed sensing over optical fiber carrying live, high-speed data |
| JP7540821B2 (ja) * | 2019-05-29 | 2024-08-27 | 日本電気株式会社 | 光ファイバセンシングシステム、光ファイバセンシング機器及び音出力方法 |
| WO2021052602A1 (en) | 2019-09-20 | 2021-03-25 | Lytt Limited | Systems and methods for sand ingress prediction for subterranean wellbores |
| EP4045766A1 (en) | 2019-10-17 | 2022-08-24 | Lytt Limited | Fluid inflow characterization using hybrid das/dts measurements |
| CA3154435C (en) | 2019-10-17 | 2023-03-28 | Lytt Limited | Inflow detection using dts features |
| WO2021093974A1 (en) | 2019-11-15 | 2021-05-20 | Lytt Limited | Systems and methods for draw down improvements across wellbores |
| CN110940492B (zh) * | 2019-12-17 | 2025-05-13 | 国网新疆电力有限公司昌吉供电公司 | 一种基于das与otdr的光缆状态监测系统及方法 |
| US11276302B2 (en) * | 2020-01-30 | 2022-03-15 | Nec Corporation | Traffic monitoring apparatus and method of using the same |
| US11387898B2 (en) * | 2020-02-24 | 2022-07-12 | Nec Corporation | Distributed sensing over switched optical fiber networks |
| WO2021176683A1 (ja) * | 2020-03-06 | 2021-09-10 | 日本電気株式会社 | 光ファイバセンシングシステム、光ファイバセンシング方法、及び光ファイバセンシング装置 |
| US11802810B2 (en) | 2020-03-09 | 2023-10-31 | Verizon Patent And Licensing Inc. | Systems and methods for determining fiber cable geographic locations |
| US11060950B1 (en) * | 2020-03-09 | 2021-07-13 | Verizon Patent And Licensing Inc. | Systems and methods for identifying locations of deployed fiber cables based on vibrations |
| US11284173B2 (en) * | 2020-04-07 | 2022-03-22 | Nec Corporation | Network sensing topologies for fiber optic sensing |
| WO2021207097A1 (en) * | 2020-04-07 | 2021-10-14 | Nec Laboratories America, Inc. | Network sensing topologies for fiber optic sensing |
| US11686909B2 (en) * | 2020-04-14 | 2023-06-27 | Nec Corporation | Utility pole localization using distributed acoustic sensing |
| WO2021249643A1 (en) | 2020-06-11 | 2021-12-16 | Lytt Limited | Systems and methods for subterranean fluid flow characterization |
| CA3182376A1 (en) | 2020-06-18 | 2021-12-23 | Cagri CERRAHOGLU | Event model training using in situ data |
| WO2021254633A1 (en) | 2020-06-18 | 2021-12-23 | Lytt Limited | Event model training using in situ data |
| CN112002092B (zh) * | 2020-08-07 | 2022-02-01 | 太原理工大学 | 一种高速铁路站台防越界分布式光纤预警系统 |
| JP7380891B2 (ja) * | 2020-08-13 | 2023-11-15 | 日本電気株式会社 | 未確認音抽出装置および未確認音抽出方法 |
| US20220065690A1 (en) * | 2020-08-25 | 2022-03-03 | Nec Laboratories America, Inc | Statistical image processing-based anomaly detection system for cable cut prevention |
| JP7513106B2 (ja) * | 2020-09-17 | 2024-07-09 | 日本電気株式会社 | 水域監視装置及び水域監視方法 |
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| EP4016036B1 (en) * | 2020-12-17 | 2026-04-01 | AP Sensing GmbH | Optic distributed sensing in a blind region |
| US12051326B2 (en) * | 2021-01-15 | 2024-07-30 | Nec Corporation | Road traffic extraction for unknown anomaly detection using distributed fiber optic sensing |
| US20220247488A1 (en) * | 2021-02-02 | 2022-08-04 | Huawei Technologies Co., Ltd. | Method and system inspecting fibered optical communication paths |
| US11846569B2 (en) * | 2021-04-08 | 2023-12-19 | Nec Corporation | Utility pole integrity assessment by distributed acoustic sensing and machine learning |
| US12347311B2 (en) * | 2021-04-09 | 2025-07-01 | Nec Corporation | Road monitoring system, road monitoring device, and road monitoring method |
| US20220333956A1 (en) * | 2021-04-14 | 2022-10-20 | Nec Laboratories America, Inc | Mapping using optical fiber sensing |
| JP7505645B2 (ja) * | 2021-05-13 | 2024-06-25 | 日本電気株式会社 | 敷設状態特定システム、敷設状態特定装置、及び敷設状態特定方法 |
| US20230028676A1 (en) * | 2021-07-23 | 2023-01-26 | Nec Laboratories America, Inc | Location determination of deployed fiber cables using distributed fiber optic sensing |
| US20240369401A1 (en) * | 2021-08-20 | 2024-11-07 | Nec Corporation | Event detection device, event detection system, and event detection method |
| US12516976B2 (en) * | 2021-10-02 | 2026-01-06 | Nec Corportation | Outdoor application of distributed fiber optic sensing / acoustic sensing |
| US20230366725A1 (en) * | 2022-05-13 | 2023-11-16 | Nec Laboratories America, Inc | Utility pole integrity assessment by das and machine learning using environmental noise |
| WO2023220449A1 (en) * | 2022-05-13 | 2023-11-16 | Nec Laboratories America, Inc. | Efficient method of automated buried cable determination for cable status monitoring |
| CN115077683B (zh) * | 2022-07-05 | 2025-10-31 | 清华大学 | 基于分布式光纤传感的边坡检测装置及方法 |
| US12590834B2 (en) | 2022-08-26 | 2026-03-31 | Google Llc | Mapping fiber networks |
| JPWO2025017891A1 (https=) * | 2023-07-20 | 2025-01-23 | ||
| WO2025189248A1 (en) * | 2024-03-15 | 2025-09-18 | Project S Technologies Pty Ltd | Aircraft detection and tracking method and system |
| FR3163461A1 (fr) * | 2024-06-12 | 2025-12-19 | Orange | Procédé et dispositif de surveillance d’un environnement externe |
| US12294820B1 (en) | 2024-08-12 | 2025-05-06 | Frontier Communications Holdings, Llc | Systems and methods for providing route redundancy in networking systems |
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| CN121502152B (zh) * | 2026-01-14 | 2026-03-31 | 山东星冉信息科技有限公司 | 基于统计分析的das信号底噪消除方法、系统、设备 |
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-
2017
- 2017-09-08 WO PCT/AU2017/050985 patent/WO2018045433A1/en not_active Ceased
- 2017-09-08 SG SG11201901980QA patent/SG11201901980QA/en unknown
- 2017-09-08 US US16/331,918 patent/US10650648B2/en active Active
- 2017-09-08 ES ES17847826T patent/ES2970377T3/es active Active
- 2017-09-08 SG SG10202007724SA patent/SG10202007724SA/en unknown
- 2017-09-08 AU AU2017325116A patent/AU2017325116B2/en active Active
- 2017-09-08 EP EP17847826.9A patent/EP3510363B1/en active Active
- 2017-09-08 JP JP2019535420A patent/JP7267918B2/ja active Active
- 2017-09-08 CA CA3116374A patent/CA3116374C/en active Active
- 2017-09-08 CA CA3036133A patent/CA3036133C/en active Active
-
2020
- 2020-02-28 US US16/805,610 patent/US10950102B2/en active Active
- 2020-07-08 AU AU2020204562A patent/AU2020204562A1/en not_active Abandoned
- 2020-12-16 US US17/124,419 patent/US11308774B2/en active Active
-
2022
- 2022-03-03 AU AU2022100039A patent/AU2022100039B4/en not_active Expired
- 2022-04-18 US US17/723,362 patent/US11721184B2/en active Active
- 2022-08-24 AU AU2022221467A patent/AU2022221467B2/en active Active
- 2022-11-07 JP JP2022177980A patent/JP7750518B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3510363C0 (en) | 2023-11-01 |
| JP2019529952A (ja) | 2019-10-17 |
| US20210209908A1 (en) | 2021-07-08 |
| AU2022221467B2 (en) | 2024-02-29 |
| US10650648B2 (en) | 2020-05-12 |
| JP7750518B2 (ja) | 2025-10-07 |
| JP7267918B2 (ja) | 2023-05-02 |
| JP2023015211A (ja) | 2023-01-31 |
| EP3510363A4 (en) | 2020-04-01 |
| US20190197846A1 (en) | 2019-06-27 |
| CA3116374A1 (en) | 2018-03-15 |
| US20200202687A1 (en) | 2020-06-25 |
| AU2022100039A4 (en) | 2022-03-31 |
| US20220246004A1 (en) | 2022-08-04 |
| EP3510363B1 (en) | 2023-11-01 |
| ES2970377T3 (es) | 2024-05-28 |
| CA3036133C (en) | 2021-05-18 |
| EP3510363A1 (en) | 2019-07-17 |
| CA3116374C (en) | 2025-08-12 |
| US11308774B2 (en) | 2022-04-19 |
| AU2020204562A1 (en) | 2020-07-30 |
| AU2022100039B4 (en) | 2022-09-15 |
| AU2017325116B2 (en) | 2020-04-09 |
| US10950102B2 (en) | 2021-03-16 |
| SG10202007724SA (en) | 2020-09-29 |
| CA3036133A1 (en) | 2018-03-15 |
| AU2017325116A1 (en) | 2019-05-02 |
| WO2018045433A1 (en) | 2018-03-15 |
| US11721184B2 (en) | 2023-08-08 |
| AU2022221467A1 (en) | 2022-09-22 |
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